body {
	font-family: "微软雅黑";
}

nav {
	padding-top: 10px;
	line-height: 50px;
}

nav ul {
	float: right;
}

nav ul li {
	float: left;
	list-style: none;
}

nav ul li a {
	padding-left: 5px;
	padding-right: 5px;
	display: block;
	color: black;
}

nav ul li a:hover {
	border-bottom: 4px solid #27b6f8;
	color: #27b6f8;
	text-decoration: none;
}

.anniu {
	border-radius: 50%;
	width: 10px !important;
	height: 10px !important;
}

.a {
	height: 590px;
}

.card {
	margin-bottom: 20px;
	border: none;
	background: #f1f1f1;
	padding: 20px;
	height: 255px;
}

.solution {
	padding-top: 30px;
	text-align: center;
}

.card img {
	width: 100%;
	height: auto;
	transition: 3s;
}

.col p {
	font-size: 14px;
}

.case {
	margin-top: 40px;
}

.bt {
	text-align: center;
	padding-top: 40px;
	background: #efeeec;
	padding-bottom: 40px;
}

.b img {
	display: block;
	height: auto;
}

.b {
	margin: 0;
	padding: 0;
	cursor: pointer;
}

.p {
	padding: 0;
	margin: 0;
	position: relative;
}

.box {
	color: white;
	line-height: 303px;
	text-align: center;
	display: none;
	transition: 2s;
}

.p:hover .box {
	content: '';
	display: block;
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.5);
}

a:hover {
	text-decoration: none;
}

.more {
	width: 100%;
	display: table;
	content: "";
	clear: both;
	background: #128abe;
	padding-left: 20px;
	padding-top: 20px;
	padding-right: 55px;
}

.more p {
	float: left;
}

.more a {
	padding: 10px;
	color: white;
	border-radius: 4px;
	border: 1px white solid;
	float: right;
}

.new {
	padding-top: 30px;
}

li {
	list-style: none;
}

.card img:hover {
	transform: rotate(3600deg);
}

@media (max-width:600px) {
	nav {
		height: auto;
	}
	nav ul li {
		width: 25%;
	}
	nav ul li a {
		display: initial;
	}
	.carousel-item img {
		height: auto;
	}
	.card {
		height: auto;
	}
	.card img{
		height: auto;
	}
	.col h5 {
		font-size: 1rem;
	}
	.col p {
		font-size: 12px;
	}
	.new .container .row .col {
		padding-bottom: 30px;
		margin: auto;
	}
	.neirong {
		margin-bottom: 20px;
		margin-top: 20px;
		text-align:left;
}
	.p:hover .box {
		display: none;
	}
	footer{
		height: auto;
	}
}